Gas filter SR 298 is designed for use with Sundström half masks and full face masks. The filter is of type AX and provides protection against organic gases and vapours, such as solvents, with boiling points ≤ +65 °C. The gas filter can easily be combined with particle filter SR 510 P3 R in order to obtain protection also against aerosols (particles), e.g. during spray painting. For single use only.